/* Tokens ------------------------------------------------------------------ */
:root {
  color-scheme: light;
  --surface-1: #fcfcfb;
  --plane: #f9f9f7;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --wash: rgba(11, 11, 11, 0.04);

  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --series-5: #e87ba4;
  --series-6: #008300;

  /* sequential blue, light -> dark (heatmap) */
  --seq-0: #eef4fb;
  --seq-1: #cde2fb;
  --seq-2: #9ec5f4;
  --seq-3: #6da7ec;
  --seq-4: #3987e5;
  --seq-5: #256abf;
  --seq-6: #184f95;
  --seq-t0: #0b0b0b; --seq-t1: #0b0b0b; --seq-t2: #0b0b0b; --seq-t3: #0b0b0b;
  --seq-t4: #0b0b0b; --seq-t5: #ffffff; --seq-t6: #ffffff;

  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --surface-1: #1a1a19;
    --plane: #0d0d0d;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --wash: rgba(255, 255, 255, 0.06);

    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --series-5: #d55181;
    --series-6: #008300;

    --seq-0: #16233a;
    --seq-1: #0d366b;
    --seq-2: #104281;
    --seq-3: #184f95;
    --seq-4: #256abf;
    --seq-5: #3987e5;
    --seq-6: #6da7ec;
  --seq-t0: #ffffff; --seq-t1: #ffffff; --seq-t2: #ffffff; --seq-t3: #ffffff;
    --seq-t4: #ffffff; --seq-t5: #0b0b0b; --seq-t6: #0b0b0b;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-1: #1a1a19;
  --plane: #0d0d0d;
  --text-primary: #ffffff;
  --text-secondary: #c3c2b7;
  --text-muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.10);
  --wash: rgba(255, 255, 255, 0.06);

  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --series-4: #c98500;
  --series-5: #d55181;
  --series-6: #008300;

  --seq-0: #16233a;
  --seq-1: #0d366b;
  --seq-2: #104281;
  --seq-3: #184f95;
  --seq-4: #256abf;
  --seq-5: #3987e5;
  --seq-6: #6da7ec;
  --seq-t0: #ffffff; --seq-t1: #ffffff; --seq-t2: #ffffff; --seq-t3: #ffffff;
  --seq-t4: #ffffff; --seq-t5: #0b0b0b; --seq-t6: #0b0b0b;
}

/* Page -------------------------------------------------------------------- */
* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 28px clamp(16px, 4vw, 48px) 64px;
  background: var(--plane);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1 { font-size: 22px; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 15px; margin: 0 0 2px; font-weight: 600; }
.sub { margin: 0; color: var(--text-secondary); font-size: 12.5px; max-width: 68ch; }

.page-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; margin-bottom: 20px; flex-wrap: wrap;
}

.ghost-btn {
  font: inherit; font-size: 12.5px;
  background: var(--surface-1); color: var(--text-secondary);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 7px 12px; cursor: pointer; white-space: nowrap;
}
.ghost-btn:hover { background: var(--wash); color: var(--text-primary); }

/* Filters ----------------------------------------------------------------- */
.filters {
  display: flex; flex-wrap: wrap; gap: 10px 14px; align-items: flex-end;
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px; margin-bottom: 14px;
}
.field { display: flex; flex-direction: column; gap: 4px; }
.field.inline { flex-direction: row; align-items: center; gap: 6px; }
.field > span { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.field input, .field select {
  font: inherit; font-size: 13px;
  background: var(--plane); color: var(--text-primary);
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 9px;
  min-width: 160px; max-width: 100%;
}
#f-search { min-width: 220px; }
.field input:focus-visible, .field select:focus-visible,
.ghost-btn:focus-visible, .bar-row:focus-visible, .slice:focus-visible, .heat-cell:focus-visible {
  outline: 2px solid var(--series-1); outline-offset: 2px;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; padding: 5px 8px 5px 10px;
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: 999px; color: var(--text-secondary); cursor: pointer;
}
.chip:hover { color: var(--text-primary); background: var(--wash); }
.chip .x { color: var(--text-muted); font-size: 13px; line-height: 1; }

/* Tiles ------------------------------------------------------------------- */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile {
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  display: flex; flex-direction: column; gap: 2px;
}
.tile-label { font-size: 11.5px; color: var(--text-muted); }
.tile-value { font-size: 30px; font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; }
.tile-note { font-size: 11.5px; color: var(--text-secondary); }

/* Cards ------------------------------------------------------------------- */
main { display: flex; flex-direction: column; gap: 14px; }
.card {
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px 18px;
  min-width: 0;
}
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.grid-2 { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: 14px; align-items: start; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: minmax(0, 1fr); } }

.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--text-secondary); }
.legend-col { flex-direction: column; gap: 7px; flex: 1 1 180px; }
.legend-item { display: flex; align-items: center; gap: 7px; background: none; border: 0; padding: 0; font: inherit; color: inherit; cursor: default; text-align: left; }
.legend-item.clickable { cursor: pointer; }
.legend-item.clickable:hover { color: var(--text-primary); }
.swatch { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.legend-val { color: var(--text-muted); font-variant-numeric: tabular-nums; margin-left: auto; padding-left: 10px; }

.empty { color: var(--text-muted); font-size: 13px; margin: 12px 0 0; }

/* Bar chart (HTML marks) --------------------------------------------------- */
.barchart { display: flex; flex-direction: column; --label-w: 210px; }
@media (max-width: 700px) { .barchart { --label-w: 130px; } }
.bar-axis {
  position: relative; height: 16px; margin-left: var(--label-w); margin-right: 52px;
  font-size: 10.5px; color: var(--text-muted);
}
.bar-axis .tick { position: absolute; top: 0; transform: translateX(-50%); font-variant-numeric: tabular-nums; }
.bar-plot { position: relative; }
.bar-grid { position: absolute; inset: 0 52px 0 var(--label-w); pointer-events: none; }
.bar-grid i { position: absolute; top: 0; bottom: 0; width: 1px; background: var(--grid); }
.bar-grid i:first-child { background: var(--axis); }

.bar-row {
  position: relative; display: grid;
  grid-template-columns: var(--label-w) minmax(0, 1fr) 52px;
  align-items: center; gap: 0;
  width: 100%; background: none; border: 0; padding: 3px 0; margin: 0;
  font: inherit; color: inherit; text-align: left; cursor: pointer; border-radius: 6px;
}
.bar-row:hover { background: var(--wash); }
.bar-row.active { background: var(--wash); }
.bar-label {
  padding-right: 12px; font-size: 12.5px; color: var(--text-secondary);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.bar-row.active .bar-label, .bar-row:hover .bar-label { color: var(--text-primary); }
.bar-label .new-dot {
  display: inline-block; width: 5px; height: 5px; border-radius: 50%;
  background: var(--text-muted); vertical-align: middle; margin-right: 6px;
}
.bar-track { position: relative; height: 18px; }
.bar-seg { position: absolute; top: 0; height: 100%; }
.bar-seg.s1 { left: 0; background: var(--series-1); }
.bar-seg.s2 { background: var(--series-2); border-radius: 0 4px 4px 0; }
.bar-seg.s1.only { border-radius: 0 4px 4px 0; }
.bar-value { font-size: 12px; color: var(--text-secondary); text-align: right; font-variant-numeric: tabular-nums; padding-left: 8px; }

/* Donut ------------------------------------------------------------------- */
.donut-wrap { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
#chart-catalog { width: 190px; height: 190px; flex: none; }
.slice { cursor: pointer; }
.slice:hover { opacity: 0.85; }
.donut-center-value { font-size: 26px; font-weight: 600; fill: var(--text-primary); }
.donut-center-label { font-size: 8px; fill: var(--text-muted); }

/* Heatmap ----------------------------------------------------------------- */
.heat-scroll { overflow-x: auto; }
.heat { display: grid; gap: 2px; min-width: 460px; }
.heat-head, .heat-side { font-size: 10.5px; color: var(--text-muted); display: flex; align-items: center; }
.heat-head { justify-content: center; height: 124px; align-items: flex-end; }
.heat-head span {
  writing-mode: vertical-rl; transform: rotate(180deg);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-height: 122px;
}
.heat-side { justify-content: flex-end; padding-right: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.heat-cell {
  aspect-ratio: 1 / 1; min-height: 26px; border: 0; border-radius: 3px; padding: 0;
  cursor: pointer; font: inherit; font-size: 10.5px; font-variant-numeric: tabular-nums;
  display: flex; align-items: center; justify-content: center;
}
.heat-cell.h0 { background: var(--seq-0); color: var(--seq-t0); }
.heat-cell.h1 { background: var(--seq-1); color: var(--seq-t1); }
.heat-cell.h2 { background: var(--seq-2); color: var(--seq-t2); }
.heat-cell.h3 { background: var(--seq-3); color: var(--seq-t3); }
.heat-cell.h4 { background: var(--seq-4); color: var(--seq-t4); }
.heat-cell.h5 { background: var(--seq-5); color: var(--seq-t5); }
.heat-cell.h6 { background: var(--seq-6); color: var(--seq-t6); }
.heat-cell.diag { background: transparent !important; color: var(--text-muted); cursor: default; }
.heat-cell:hover { box-shadow: inset 0 0 0 2px var(--text-primary); }
.scale-legend { display: flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 11px; color: var(--text-muted); }
.scale-legend .ramp { display: flex; gap: 2px; }
.scale-legend .ramp i { width: 20px; height: 8px; border-radius: 2px; }

/* Table ------------------------------------------------------------------- */
.table-tools { display: flex; align-items: center; gap: 10px; }
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); font-weight: 600; padding: 6px 12px 8px 0;
  border-bottom: 1px solid var(--axis); white-space: nowrap;
}
td { padding: 9px 12px 9px 0; border-bottom: 1px solid var(--grid); vertical-align: top; }
td a { color: var(--text-primary); text-decoration: none; border-bottom: 1px solid var(--border); }
td a:hover { border-bottom-color: currentColor; }
.doc-title { display: block; max-width: 46ch; }
.doc-reason { display: block; color: var(--text-secondary); font-size: 11.5px; margin-top: 3px; max-width: 68ch; }
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; white-space: nowrap; }
.pill .swatch { width: 8px; height: 8px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 4px; max-width: 34ch; }
.tag {
  font-size: 10.5px; padding: 2px 6px; border-radius: 5px;
  background: var(--wash); color: var(--text-secondary); border: 1px solid transparent;
  cursor: pointer;
}
.tag:hover { color: var(--text-primary); border-color: var(--border); }
.tag.is-new { border-style: dashed; border-color: var(--border); }
.tag.on { background: var(--series-1); color: #fff; }
.more { color: var(--text-muted); font-size: 12px; padding: 10px 0 0; margin: 0; }

/* Tooltip ----------------------------------------------------------------- */
.tooltip {
  position: fixed; z-index: 50; pointer-events: none;
  background: var(--surface-1); color: var(--text-primary);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 9px 11px; font-size: 12px; max-width: 300px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
}
.tooltip strong { display: block; font-size: 12.5px; margin-bottom: 2px; }
.tooltip .t-def { color: var(--text-secondary); display: block; margin-bottom: 6px; }
.tooltip .t-row { display: flex; align-items: center; gap: 6px; color: var(--text-secondary); }
.tooltip .t-row b { color: var(--text-primary); font-weight: 600; font-variant-numeric: tabular-nums; }

.page-foot {
  display: flex; gap: 6px 20px; flex-wrap: wrap;
  margin-top: 24px; font-size: 11.5px; color: var(--text-muted);
}
code { font-size: 11px; background: var(--wash); padding: 1px 5px; border-radius: 4px; }

/* --- Relevance threshold and score badges ------------------------------- */
.field-range { min-width: 190px; justify-content: flex-end; }
.field-range b { font-variant-numeric: tabular-nums; color: var(--text-primary); }
.field-range input[type="range"] {
  min-width: 0; width: 100%; height: 30px; margin: 0; padding: 0;
  border: 0; background: none; accent-color: var(--series-1); cursor: pointer;
}

/* Score badge shown inside a tag or scope pill. */
.rel {
  font-style: normal; font-size: 9.5px; font-variant-numeric: tabular-nums;
  opacity: 0.6; margin-left: 4px; padding-left: 4px;
  border-left: 1px solid currentColor;
}
.pill .rel { border-left-color: var(--border); }